Philip lange



(Nd Modem y 1 P. LANGE.'

ELECTRIC COUPLINGDBVIGE.

No. 374,843. Patented Dec. 13, 1887-.

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PHILIP LANGE, OF PITTSBURG, PENNSYLVANIA, ASSIGNOR TO THE WEST- INGHOUSE ELECTRIC COMPANY, OF SAME PLACE.

` ELECTRIC Cou-PLING DEVICE.

SPECIFICATION forming part of Letters Patent No. 374,843, dated December 13, 1887. Application iiled September l, i887. Serial No. 248,1?82. (No model.)

To all whom, it may concern: and they are provided with longitudinal open- Be it known that I, PHILIP LANGE, a citiings b b2 for receiving the conductors Z Z2. zen of the United States, residing in Pittsburg, The blocks or terminals B and B2 are provided iu the countyof Allegheny and State of Penn with openings transverse tothe openings b b2, 55 5 sylvania, have invented certain new and us'eand these receive the couplingfpins C and C2, ful Improvements in Electric Coupling Derespectively. The lpins ar-e supported by a vices, of which the following is a specification. handle, C, of non-conducting material-such, The invention relates to a d vice employed for instance, as hard rubber or vulcanized for formingl temporary connections between ber. A guide pin or screw, e, extends 6o Io electric conductors. through a suitable opening in the block Av The special object of theinvention'isto proand enters the handle C. The head of the videa convenient coupling device for connect' screw plays within a larger opening, e', and ing the small conductors leading from the leadthus allows the handle C to move toward and ing-in wires of incandescent electric lamps from the block A without permitting it to be 65 y' Ll5 with conductors leading from a generator or removed therefrom. Suitable springs, f and 2 5 tubes or plates. The latter constitute the tergripped between the two blocks. The opensource of electricity, so that the lamp may be f2, surround the lpins C and C2 and normally conveniently connected in an electric vcircuit press them upward from the block A. while it is upon the exhausting apparatus. When the handle C is pressed toward the The device, however, is applicable to other block A, the openings in the respective pins 7o 2o uses. are brought opposite the openings'in the ter- The device is constructed in the following minals Bf and B2, and the conductors Z/ and Z2 general manner: A block of insulating matemay be readilyinserted. The handle C is then rial carries two movable connecting-pins ex! released,and the springs, forcing the pins outtending, respectively, through two conducting ward, cause the. conductors Z and Z2 to be 7 minals of an electric circuit, and are designed ings b and b2 preferably extend beyond the to receive other conductors. The pins are pins C and C2, so that the ends of the wires normally forced outward by suitable springs. may be caught upon both sides of the pins, as Through each pin there is an opening transshown in Fig.'2. Preferably the outer ends 8o l o verse to its axis and' when the ins are ressed of the o eninO's b and b2 are widened as shown in these openings are coincident with the corso that the conductors may be more easily inresponding openings in the terminal plates. serted.

By pressing the pins inward and inserting the The device constructed in this manner is conductors and then releasing the pins the convenient for receiving conductors of various85 i 35 conductors will be bound securely in position. sizes, and is especially useful in coupling very A single handle is preferably employed for small conductors with the terminals of a source forcing both pins inward. of electricity.

The invention will be described in detail-in I claim as my inventioneconnection with the accompanying drawings, l. 'The combination, with a block of insu- 9o 4o in whichlating material and two blocks of conducting i Figure l is a plan view, partly in section, material placed therein, of two conductingofthe coupling device; and Fig. 2 is alongipine, said blocks and pins having openings tudinal section of the same. Fig. 3 is an end normally out of alignment with each other,

view, partly in section. and means for temporarily-placing these open- 95 45 Referring tothegures, Arepresentsablock ings in alignment with each other, substanof insulating material, such as hard rubber or tially as described. Y.

vulcanized fiber. Two conductors, L and L2, 2. A coupling device for electric conductors,

and terminate in two conducting blocks or pins, respectively extending into said tubes, rco

I] extend longitudinally through the block A, consisting of two conducting-tubes, Vmovable l 5o tubes, B'and B2. These blocks enter the block openingsin said pins corresponding tothe open- A at the end opposite the conductors L L2, ings in the tubes, and means normally tending to place the openings in the pins out of alignment with the openings in the tubes.

3. The combination, with the block A and the conducting tubular terminals B and B2 carried thereby and having the openings b and b2, of the pins C and Cextending within said blocks, respectively, the handle C therefor, the springs tending to force the pins out- Ward, and the guide-pin e, extending through the block A into the handle C.

4. The combination, with tvvo electric conductors and tubular terminals for the Sallie, of a support common `to both, transverse open- PHILIP LANGE.

Vtnesscs:

W. D. UPTEGRAFF, CHARLES A. TERRY. 

